US PATENT SUBCLASS 385 / 129
PLANAR OPTICAL WAVEGUIDE


Current as of: June, 1999
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385 /   HD   OPTICAL WAVEGUIDES

129PLANAR OPTICAL WAVEGUIDE {1}
130  DF  .~> Thin film optical waveguide {2}


DEFINITION

Classification: 385/129

PLANAR OPTICAL WAVEGUIDE:

(under the class definition) Subject matter wherein the optically conductive material includes a flat surface confining the optical beam therein.

(1) Note. Cylindrically configured optical waveguides are provided for in subclass 123.

(2) Note. This may include planar waveguides having imaging elements therein (e.g., Luneberg lens).

SEE OR SEARCH CLASS

117, Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor, for processes and non-coating apparatus for growing therein-defined single-crystal of all types of materials, including organic or inorganic, and including those suitable as or to produce an optical waveguide.

204, Chemistry: Electrical and Wave Energy,

192.29, for sputter coating onto an optical fiber waveguide.